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navik [9.2K]
3 years ago
6

Based on your observations in the virtual lab, fill in the data table below. options: A:Separated using a magnet; magnetism B:Se

parated using filtration; conductivity C:Separated using a magnet; malleability D:Separated using a filter; magnetism

Chemistry
2 answers:
ycow [4]3 years ago
6 0
A using a magnet is magnetism
ankoles [38]3 years ago
6 0
<h2>Answer : Option A) Separated using a magnet; magnetism</h2><h3>Explanation : </h3>

In the given observations in the virtual lab, the part of the mixture contains iron fillings which can be easily separated by using magnet. The physical property that was used to separate the iron fillings from the mixture is magnetism. Magnetism is the property possessed by magnets to attract the metal(magnetic object) towards itself or repel the magnetic objects.

In this case, the magnetic object was iron fillings and when magnet was moved over the mixture. The iron fillings got stuck to the magnet and it was easy to separate the iron fillings from the mixture. Then only mixture  was left without iron fillings.

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A balloon moving along a straight path experiences a force of
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The net force is 11.1 because 23.5-12.4 is your net force

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This question is about iron three of the raw material added to a blast furnace used to extract iron from henatite are coke hemat
IrinaVladis [17]

Answer: The fourth material that is added to the blast furnace is HOT AIR which provides OXYGEN for used for combustion of carbon (Coke).

Explanation:

Iron is the second most abundant metal found in the earth's crust after aluminium. It is not found in the free metallic state but are extracted from rocks which are rich in iron that contains other materials. These are known are iron ores and the most common iron ores are haematite ( Fe2O3).

Iron can be extracted from its ore with the used of blast furnace. The materials used for extraction of iron includes:

--> Coke

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--> limestone and

--> Hot air.

The iron ore is first roasted in air so that iron(III)oxide is produced. The iron(III)oxide is then mixed with coke and limestone and heated to a very high temperature. Hot air is introduced into it from the bottom of the furnace. The coke is oxidizes the the oxygen in the hot air blast to liberate carbondioxide.

7 0
2 years ago
One mole of water weights?
Gemiola [76]

Answer:

c 18.0ml

Explanation:

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8 0
2 years ago
What is the wavelength of infrared radiation with a frequency of 3.85 x 10^12 Hz?
ELEN [110]

Answer:

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Explanation:

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According to the details, if we just replace the given value of frequency, we just obtaing wavelenght data:

λ= (3x10⁸ m/sec)/(3,85x10¹² sec⁻¹) = 7,79x10⁻⁵ m

3 0
3 years ago
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